<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>登陆页面</title>
    <link rel="stylesheet" href="css/conmmon.css">
    <link rel="stylesheet" href="css/login.css">
    <!-- 引入JQuery 用于发送ajax请求 -->
    <script src="js/jquery.min.js"></script>
</head>

<body>
    <!-- 导航栏 -->
    <div class="nav">
        <img src="img/logo2.jpg" alt="">
        <span class="title">我的博客系统</span>
        <!-- 用来占据中间位置 -->
        <span class="spacer"></span>
        <a href="blog_list.html">主页</a>
        <a href="blog_edit.html">写博客</a>
        <a href="login.html">登陆</a>
        <!-- <a href="#">注销</a> -->
    </div>
    <!-- 版心 -->
    <div class="login-container">
        <!-- 中间的登陆框 -->
        <div class="login-dialog">
            <h3>登陆</h3>
            <div class="row">
                <span>用户名</span>
                <input type="text" id="username">
            </div>
            <div class="row">
                <span>密码</span>
                <input type="password" id="password">
            </div>
            <div class="row">
                <button id="submit" onclick="mysub()">提交</button>
            </div>
        </div>
    </div>
</body>

<script>
    function mysub() {
        //1.先进行非空校验
        //进行非空校验
        var username = jQuery("#username");
        var password = jQuery("#password");

        //判断用户名
        if(username.val()=="") {
            alert("请输入用户名");
            username.focus();
            return false;
        }
        if(password.val()=="") {
            alert("请输入密码");
            password.focus();
            return false;
        }
        //2.发送请求给后端
        jQuery.ajax({
            url: "/user/login",
            type: "POST",
            data: { //发送的的数据
                username:username.val(),
                password:password.val()
            },
            success:function(res) {
                if(res.code==200 && res.data==1) {
                    //登陆成功
                    //alert("登陆成功");
                    location.href = 'myblog_list.html';
                }else {
                    alert("用户名或者密码错误");
                    username.focus();
                }
            }
        });
    }
</script>

</html>